diff --git a/tools/gut-headless.sh b/tools/gut-headless.sh
new file mode 100755
index 00000000..8fb8a05d
--- /dev/null
+++ b/tools/gut-headless.sh
@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+# Runs the GUT headless test suite — mirrors the CI "headless GUT" step exactly.
+# Usage: bash tools/gut-headless.sh [extra gut flags]
+set -uo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+REPO_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
+
+flatpak run --filesystem=home org.godotengine.Godot \
+  --path "$REPO_ROOT/src/game" \
+  --headless \
+  -s addons/gut/gut_cmdln.gd \
+  -gdir=engine/tests/unit \
+  -gexit \
+  "$@"